original description
Loeblich, A. R.; Tappan, H. (1986). Some New and Revised Genera and Families of Hyaline Calcareous Foraminiferida (Protozoa). <em>Transactions of the American Microscopical Society.</em> 105(3): 239-265., available online at https://doi.org/10.2307/3226297
page(s): p. 247 [details] Available for editors
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basis of record
Loeblich, A. R.; Tappan, H. (1987). Foraminiferal Genera and their Classification. Van Nostrand Reinhold Company, New York. 970pp., available online at https://books.google.pt/books?id=n_BqCQAAQBAJ [details] Available for editors
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From editor or global species database
Diagnosis Test with chambers spirally arranged about a vertical axis; aperture terminal, slitlike. L. Cretaceous (Valanginian) to Holocene. (Loeblich & Tappan, 1987, Foraminiferal Genera and Their Classification) [details]